{
   "epochs": [ {
      "calculation_time": "13366364799725396",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367030231263853",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "C5100B141D9D66AE3BA44455C19BA4486F3D32030C55B3E6DD97EBB42F613E09",
   "next_scheduled_calculation_time": "13367635031264892"
}
